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Top Consulting Firms in Belfast (39)

Nisos
Artificial Intelligence • Security • Business Intelligence • Consulting • Cybersecurity
2 Offices
70 Employees
109 Benefits Hiring Now
Unmask adversaries. Protect against human risk and digital threats.

Nisos is a human risk intelligence and managed investigations company that protects organizations and their people from human-driven and digital threats by operating as an extension of their security, intelligence, and legal teams. It leverages a team of expert analysts, specialized in open-source intelligence and adversary tradecraft, to provide actionable intelligence that addresses complex risks like executive threats, insider fraud,...

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Nisos

Nisos's Top Stability & Growth Strengths

Strong Revenue Growth: Company-reported metrics indicate monthly revenue doubled over 24 months and subscription revenue increased fourfold within 12 months. Net revenue retention reached 100% in 2023, signaling expansion of recurring relationships.

Investor Backing & Capital Strength: The business secured a $14M Series C in July 2025, bringing total disclosed funding to roughly $41.7M across five rounds. Independent industry tracking in 2025 also records the round, indicating continued access to institutional capital.

Product Line Growth: The 2025 launch of the Ascend human‑risk platform and subsequent modules reflect expansion beyond managed‑intelligence services into a broader platform offering. Current positioning spans executive protection, insider‑threat intelligence, employment‑fraud detection, third‑party intelligence, and digital exposure monitoring.

EXL
Information Technology • Database • Consulting
35 Offices
30,246 Employees
20 Benefits

Choosing a digital partner is about more than capabilities — it’s about collaboration and character. Unrealistic overhauls and off-the-shelf products ignore what matters most — your unique needs, culture, goals, and your legacy data and technology environments. At EXL, our collaboration is built on ongoing listening and learning to adapt our methodologies. We’re your business evolution partner—tailoring solutions that make the most...

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EXL
Phastar
Biotech • Consulting
3 Offices
399 Employees

Phastar is a specialist biometrics contract research organization offering statistical consulting, clinical trial reporting, data management and data science services by providing expert consultants and managing and delivering in-house projects, FSP-style arrangements and preferred partnerships. Our number one priority is ensuring on time, quality work: every project undertaken is supervised on methodology and utilizes internal processes designed to guarantee optimal...

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Phastar
CI&T
Information Technology • Consulting
22 Offices
6,474 Employees
28 Benefits

CI&T is your end-to-end digital transformation partner. As a digital native, we bring a 27-year track record of accelerating business impact through complete and scalable digital solutions. With a global presence of 6,000+ professionals in strategy, research, data science, design and engineering, we unlock top-line growth, improve customer experience and drive operational efficiency.

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CI&T
Reply
Information Technology • Consulting
35 Offices
4,171 Employees
11 Benefits

Reply [EXM, STAR: REY] specialises in the design and implementation of solutions based on new communication channels and digital media. As a network of highly specialised companies, Reply defines and develops business models enabled by the new models of AI, big data, cloud computing, digital media and the internet of things. Reply delivers consulting, system integration and digital services to...

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Reply
Ernst & Young
Professional Services • Consulting
32 Offices
350,000 Employees
44 Benefits

EY exists to build a better working world, helping create long-term value for clients, people and society and build trust in the capital markets. Enabled by data and technology, diverse EY teams in over 150 countries provide trust through assurance and help clients grow, transform and operate. Working across assurance, consulting, law, strategy, tax and transactions, EY teams ask better questions to...

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Ernst & Young
Visiativ
Information Technology • Professional Services • Software • Consulting
27 Offices
1,600 Employees
Hiring Now

Visiativ is a French technology and consulting group that helps businesses—particularly small and mid-sized companies—plan, implement, manage and monitor digital transformation and innovation. It delivers digital solutions and services spanning 3D CAD/product development, product lifecycle management, business-process automation and enterprise systems, while providing assessment, implementation, training and ongoing support to improve competitiveness, productivity, collaboration and business performance worldwide.

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Visiativ
PwC Greece
Artificial Intelligence • Professional Services • Business Intelligence • Consulting • Cybersecurity • Generative AI
80 Offices
2,108 Employees
2 Benefits

At PwC our purpose is to build trust in society and solve important problems. We’re a network of firms in 155 countries with over 327,000 people who are committed to delivering quality in assurance, advisory and tax services. Find out more and tell us what matters to you by visiting us at www.pwc.com.

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PwC Greece
Wavteq
Marketing Tech • Consulting
5 Offices
36 Employees

Wavteq Group Limited is a global lead generation and digital marketing company providing results-driven trade and investment services to economic development organizations. In 2023, Wavteq completed the successful sale of its products and consulting assets to the Financial Times Group Limited enabling the company to focus on global expansion of its core trade and investment services. Since 2022, Wavteq has...

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Wavteq
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Version 1
Information Technology • Consulting
12 Offices
3,000 Employees
12 Benefits Hiring Now

Version 1 proves that IT can make a real difference to our customers'​ businesses. We are trusted by global brands to deliver IT services and solutions which drive customer success. Our 3000+ strong team works closely with our technology partners to provide independent advice that helps our customers navigate the rapidly changing world of IT. Our greatest strength is balance...

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Version 1
AAB
Professional Services • Consulting • Financial Services

AAB delivers Audit, Accounting, Tax, Payroll, HR, Consulting, and Advisory Solutions globally from its offices in the United Kingdom and Ireland.

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AAB
AECOM
Consulting
36 Offices
51,000 Employees
39 Benefits Hiring Now
We are the trusted global infrastructure leader.

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design...

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AECOM

AECOM's Top Stability & Growth Strengths

Profitability: Feedback suggests profitability is strengthening with record margins and double‑digit EPS growth alongside guidance raises as of Q2 FY2026. Independent coverage also characterized the print as “record‑breaking performance,” reinforcing earnings momentum.

Resilient & Sustainable Growth: Feedback suggests underlying growth is durable, evidenced by a record and rising backlog with management raising full‑year guidance. Calendar and award‑timing headwinds are already embedded in outlook, indicating resilience despite near‑term noise.

Strong Market Position & Advantage: Feedback suggests AECOM’s consistent top industry rankings and global scale reinforce a competitive edge that supports demand capture. Recognition as the world’s top design firm in multiple sectors underpins its ability to win and retain large programs.

Peninsula Canada
HR Tech • Business Intelligence • Consulting
6 Offices
238 Employees
3 Benefits

Peninsula is a worldwide trusted small business advisor. We help small businesses in Canada, the UK, Ireland, Australia, and New Zealand, taking care of the details and leaving you free to see the big picture, all for a fraction of the cost of most professional service providers, thanks to our affordable membership options. When you run a small business, the...

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Peninsula Canada
Cooper Parry
Professional Services • Consulting • Financial Services
12 Offices
1,200 Employees
Hiring Now

Cooper Parry is a UK accountancy and business-advisory firm serving entrepreneurial businesses, founders, dynamic companies, and high-net-worth individuals across the UK and overseas. Its services span audit, tax, innovation, technology and high-growth support, outsourced finance, corporate finance, deals, wealth management, sustainability advisory, legal, and digital solutions. The firm combines big-firm capability with boutique energy and people-first delivery for the mid-market.

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Cooper Parry
Kyndryl
Cloud • Information Technology • Consulting
16 Offices
46,070 Employees
30 Benefits

We have the world’s best talent that design, run, and manage the most advanced and reliable technology infrastructure each day. Together, we think holistically about the health of these vital technology ecosystems. We are a focused, independent company that builds on our foundation of excellence by creating systems in new ways. Bringing in the right partners, investing in our business, and...

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Kyndryl

Kyndryl's Top Stability & Growth Strengths

Profitability: Results indicate a swing to pretax profitability with strong year-over-year improvements in EBITDA and guidance pointing to continued earnings and free‑cash‑flow growth.

Strategic Partnerships: Alliances with major hyperscalers are scaling rapidly, with partner‑tied revenue more than doubling and management signaling momentum toward stated targets.

Strong Market Position & Advantage: Recognition as a Leader by major analyst firms in data center outsourcing, digital workplace, managed cloud operations, and mainframe services, combined with global scale, supports a strong position in mission‑critical infrastructure.

QBE LLC
Information Technology • Professional Services • Consulting • Defense
50 Offices
66 Employees

QBE LLC is a management and technology consulting organization that provides services to the federal government and defense communities, offering IT services, cybersecurity, cloud infrastructure, data management, and system engineering.

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QBE LLC
Exclaimer
Information Technology • Consulting
6 Offices
268 Employees
23 Benefits

Turbo-boost your email signatures After starting Exclaimer over 20 years ago, we saw how our email signature management software could boost the way businesses manage employee email signatures. Today we help brands keep communications consistent and make every message count – all while being legally compliant. But our software doesn’t just help things run smoothly, it lets businesses cut admin overheads...

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Exclaimer
SITA
Information Technology • Consulting
21 Offices
7,798 Employees
33 Benefits

Travel fuels the world today. Connecting us all. Building a better quality of life, and propelling our global economy. Since the start, we’ve made it our lifework to build solutions that help every airline and every airport across the world. We made check-in easier. We let pilots talk to ground control. We delivered better ways to track down lost...

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SITA

SITA's Top Stability & Growth Strengths

Strong Market Position & Advantage: Global reach is positioned as a core strength, including a communications backbone with worldwide coverage and very high availability, plus entrenched platforms like WorldTracer in baggage operations. Segment leadership is described as clearest in air‑transport communications infrastructure, baggage irregularity management, and common‑use/passenger processing where deployments are widespread.

Strong Revenue Growth: Revenue is described as rising for two consecutive years, reaching record results through 2023 and 2024 with growth across major business lines and geographies. Momentum is framed as broad-based rather than limited to a single segment.

Innovation-Driven Growth: Investment in R&D and a stated focus on product innovation are highlighted as contributors to recent momentum. Acquisitions such as Materna IPS and ASISTIM are portrayed as capability additions that expand the end‑to‑end passenger and operations portfolio.

Ingram Micro
Cloud • Information Technology • Consulting
29 Offices
27,182 Employees
39 Benefits

Ingram Micro helps businesses Realize the Promise of Technology™. It delivers a full spectrum of global technology and supply chain services to businesses around the world. Deep expertise in technology solutions, mobility, cloud, and supply chain solutions enables its business partners to operate efficiently and successfully in the markets they serve. Unrivaled agility, deep market insights and the trust and...

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Ingram Micro

Ingram Micro's Top Stability & Growth Strengths

Strong Revenue Growth: Company updates show net sales grew in FY2025 and continued to rise year over year into early 2026, with multiple consecutive growth quarters during 2025. Feedback suggests momentum was broad‑based across regions and core lines such as Cloud, notebooks/endpoint, and Advanced Solutions.

Strong Market Position & Advantage: Industry coverage consistently places the company among the top two global IT distributors by revenue, reinforced by deep vendor relationships and extensive geographic reach. Feedback suggests this leadership position supports ecosystem influence and partner access across hardware, software, and cloud.

Innovation-Driven Growth: Management highlights the Xvantage digital platform and cloud marketplace as drivers improving partner experience and sell‑through. Evidence in the updates links platform investment to gains in Cloud and services and to the return to year‑over‑year growth exiting 2024 and through 2025.

Public Consulting Group
52 Offices
3,689 Employees
23 Benefits

Public Consulting Group, Inc. (PCG) is a leading public sector solutions implementation and operations improvement firm that partners with health, education, and human services agencies to improve lives. Founded in 1986 and headquartered in Boston, Massachusetts, PCG has over 2,500 professionals in more than 60 offices worldwide—all committed to delivering solutions that change lives for the better. The firm has...

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Public Consulting Group

Public Consulting Group's Top Stability & Growth Strengths

Strong Market Position & Advantage: PCG is depicted as a leader in K-12 special education platforms (EDPlan in 30+ states) and as the nation’s largest provider of school-based Medicaid services supporting 4,000+ districts. Recent statewide and district awards and the GSA schedule extension to 2030 reinforce incumbency and access to government buyers.

Market Expansion: New 2025 wins (e.g., Michigan DHHS behavioral health training center, Frederick County MD EDPlan) and statewide vehicles (e.g., Virginia Evoke deployment, renewed GSA MAS) indicate ongoing footprint expansion. PPL’s New York single-FI award and operational build-out further signal scale-up within PCG’s family of companies.

Product Line Growth: Platform traction spans EDPlan for education and Evoke for regulatory/licensing workflows with live deployments and statewide pathways. The Emerald Education asset acquisition adds STEM/CTE and math resources, broadening the education solutions portfolio.

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